CA1149466A - Programmable pacemaker with counters for pulse rate and width and counter interface - Google Patents

Programmable pacemaker with counters for pulse rate and width and counter interface

Info

Publication number
CA1149466A
CA1149466A CA000339150A CA339150A CA1149466A CA 1149466 A CA1149466 A CA 1149466A CA 000339150 A CA000339150 A CA 000339150A CA 339150 A CA339150 A CA 339150A CA 1149466 A CA1149466 A CA 1149466A
Authority
CA
Canada
Prior art keywords
logic
signal
output
latch
pulse
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000339150A
Other languages
English (en)
French (fr)
Inventor
Martin A. Rossing
Ray S. Mcdonald
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Medtronic Inc
Original Assignee
Medtronic Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Medtronic Inc filed Critical Medtronic Inc
Application granted granted Critical
Publication of CA1149466A publication Critical patent/CA1149466A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/362—Heart stimulators
    • A61N1/37—Monitoring; Protecting
    • A61N1/3706—Pacemaker parameters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/372—Arrangements in connection with the implantation of stimulators
    • A61N1/37211—Means for communicating with stimulators
    • A61N1/37252—Details of algorithms or data aspects of communication system, e.g. handshaking, transmitting specific data or segmenting data

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Electrotherapy Devices (AREA)
CA000339150A 1978-11-06 1979-11-05 Programmable pacemaker with counters for pulse rate and width and counter interface Expired CA1149466A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US958,322 1978-11-06
US05/958,322 US4275738A (en) 1978-11-06 1978-11-06 Digital cardiac pacemaker clocking means

Publications (1)

Publication Number Publication Date
CA1149466A true CA1149466A (en) 1983-07-05

Family

ID=25500855

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000339150A Expired CA1149466A (en) 1978-11-06 1979-11-05 Programmable pacemaker with counters for pulse rate and width and counter interface

Country Status (6)

Country Link
US (1) US4275738A (enrdf_load_stackoverflow)
EP (1) EP0011940B1 (enrdf_load_stackoverflow)
AU (1) AU528725B2 (enrdf_load_stackoverflow)
CA (1) CA1149466A (enrdf_load_stackoverflow)
DE (1) DE2944574A1 (enrdf_load_stackoverflow)
FR (1) FR2440751B1 (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3370284D1 (en) * 1982-10-29 1987-04-23 Medtronic Inc Pacemaker programmer with telemetric functions
NL8420017A (nl) * 1983-01-21 1984-12-03 Ramm Associates Implanteerbare hyperthermie-inrichting en stelsel daarmee.
US4961422A (en) * 1983-01-21 1990-10-09 Marchosky J Alexander Method and apparatus for volumetric interstitial conductive hyperthermia
US4989601A (en) * 1988-05-02 1991-02-05 Medical Engineering & Development Institute, Inc. Method, apparatus, and substance for treating tissue having neoplastic cells
US6450942B1 (en) 1999-08-20 2002-09-17 Cardiorest International Ltd. Method for reducing heart loads in mammals
US6904316B2 (en) * 2001-11-06 2005-06-07 Cardiac Pacemakers, Inc. Cardiac rhythm management system with maximum tracking rate (MTR) hysteresis

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3557796A (en) * 1969-03-10 1971-01-26 Cordis Corp Digital counter driven pacer
US3833055A (en) * 1970-06-25 1974-09-03 Union Carbide Corp Shell and tube heat exchanger
US3833005A (en) * 1971-07-26 1974-09-03 Medtronic Inc Compared count digitally controlled pacemaker
NL7700427A (nl) * 1976-03-03 1977-09-06 Arco Med Prod Co Inplanteerbare digitale hartgangmaker, welke voorzien is van extern kiesbare bedrijfspara- meters.
US4095603A (en) * 1976-12-17 1978-06-20 Cordis Corporation Cardiac pacer employing discrete frequency changes
JPS5390564A (en) * 1977-01-18 1978-08-09 Aisin Seiki Co Ltd Hydraulic brake for vehicle
US4132233A (en) * 1977-06-13 1979-01-02 Medtronic, Inc. Digital cardiac pacer
DE2828127A1 (de) * 1978-02-24 1979-08-30 Cardiac Pacemakers Herzschrittmacher

Also Published As

Publication number Publication date
AU528725B2 (en) 1983-05-12
AU5239479A (en) 1980-05-15
DE2944574C2 (enrdf_load_stackoverflow) 1987-10-08
EP0011940B1 (en) 1985-02-20
FR2440751A1 (fr) 1980-06-06
US4275738A (en) 1981-06-30
FR2440751B1 (fr) 1987-08-07
DE2944574A1 (de) 1980-05-14
EP0011940A3 (en) 1981-01-14
EP0011940A2 (en) 1980-06-11

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Legal Events

Date Code Title Description
MKEX Expiry